I'm trying to figure out how to use the SQL where/in syntax with a paramterized query. For instance let's say I'd like to run the following query:<BR><BR>select * from customers where custid in (1,2,3 ...

I'm not sure if that's the right term, but how do I list records that are <B>not</B> matched to records in another table? I am joining 2 tables right now, tblPerson and tblHat, which are designed and ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

SQL is about as easy as it gets in the world of programming, and yet its learning curve is still steep enough to prevent many people from interacting with relational databases. Salesforce’s AI ...